UV Index in Piracuruca, Brazil

Last updated: July 2, 2025

Understanding the UV Index in Piracuruca, Brazil is essential for safeguarding your skin against harmful ultraviolet rays. As the sun's intensity varies throughout the day, being aware of UV levels is crucial for preventing sunburns and maintaining overall skin health. With a tropical climate and peak UV exposure reaching a critical 11 around midday, residents and visitors alike must take proper precautions during their time outdoors. By staying informed and vigilant, you can enjoy the beautiful Brazilian sunshine while minimizing the risk of skin damage.

Hourly UV Index in Piracuruca

The UV Index rises sharply throughout the morning, starting from a modest 1 at 07:00 and making a steady climb to reach its peak of 11 at both 11:00 and 12:00. During this prime time, sun protection is essential to safeguard against harmful rays. As the afternoon progresses, the index begins to decline, dropping to 10 at 13:00 and then tapering off to 4 by 15:00. By late afternoon, the UV Index diminishes significantly, falling to 1 by 17:00 and ultimately reaching 0 at 18:00 and 19:00. This trend emphasizes the importance of planning outdoor activities for early morning or late afternoon to enjoy the sun safely!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
Time	UVI	Category	Time to Burn
07:00	1	low	45 min
08:00	3	moderate	30 min
09:00	5	moderate	30 min
10:00	8	very high	15 min
11:00	11	extreme	10 min
12:00	11	extreme	10 min
13:00	10	very high	15 min
14:00	7	high	25 min
15:00	4	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Piracuruca

The UV Index data reveals a consistent pattern of extreme UV exposure throughout the year, with particularly high levels observed from March to May, where the index peaks at 16 in March and remains above 13 through to June. Notably, January and February also maintain a high index of 14, marking these months as high-risk for UV exposure alongside the spring months. For residents and visitors, it is crucial to take precautions year-round, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade especially during peak hours. Remember, even on cloudy days, UV rays can penetrate through the clouds, so vigilance is key in protecting your skin from harmful effects.

Monthly Maximum UV Index for Piracuruca, Brazil

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Piracuruca. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.

Data source: Statistical UV Index data for Piracuruca, based on information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

Compare Piracuruca UV Index with Other Brazil Cities

The table above highlights how UV exposure in Piracuruca compares to other major locations across Brazil. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Piracuruca's solar exposure compared to other cities in Brazil. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Rio de Janeiro UVI	15	14	13	10	7	6	7	9	11	12	13	15
Sao Paulo UVI	16	15	12	11	8	6	7	9	11	13	14	15
Belo Horizonte UVI	17	16	14	12	9	7	8	10	12	13	14	16
Salvador UVI	14	14	14	13	10	9	9	12	12	15	15	14
Fortaleza UVI	14	14	15	15	13	11	11	12	13	13	13	13
Piracuruca	14	14	16	15	13	11	11	13	13	13	13	13